President Barack Obama answers questions about the Iran nuclear deal during a news conference in the East Room of the White House in Washington, Wednesday, July 15, 2015. The president vigorously defended the nuclear deal with Iran, casting the historic accord as the only possibility to avert a nuclear arms race in the Middle East and reduce the chances of war.
President Barack Obama answers questions about the Iran nuclear deal during a news conference in the East Room of the White House in Washington, Wednesday, July 15, 2015. The president vigorously defended the nuclear deal with Iran, casting the historic accord as the only possibility to avert a nuclear arms race in the Middle East and reduce the chances of war. Pablo Martinez Monsivais AP
President Barack Obama answers questions about the Iran nuclear deal during a news conference in the East Room of the White House in Washington, Wednesday, July 15, 2015. The president vigorously defended the nuclear deal with Iran, casting the historic accord as the only possibility to avert a nuclear arms race in the Middle East and reduce the chances of war. Pablo Martinez Monsivais AP

Obama launches campaign to sell Iran deal

July 15, 2015 05:16 PM

UPDATED July 16, 2015 06:41 AM

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